RULE: American Oystercatcher

<Question>
Match
{Variable}
Direct Choice
{Variable}
Infered Choice

IF
In FLIGHT did the bird display a LIGHT WING STRIPE or PATCH = {Yes} OR {Unknown} AND
What colour were the LEGS or FEET = {White, or pale (grayish-white)} OR {Orange, buff (orange-yellow), or tan} OR {Red, or pink} OR {Olive (yellowish-green)} OR {Gray, or blue-gray} OR {Unknown} AND
What colour was the BELLY = {White, or pale (grayish-white)} OR {Unknown} AND
What colour was the BREAST = {White, or pale (grayish-white)} OR {Black, purple, or dark} OR {Unknown} AND
What colour was the THROAT = {Black, purple, or dark} OR {Unknown} AND
What colour was the BILL = {Orange, buff (orange-yellow), or tan} OR {Red, or pink} OR {Unknown} AND
What SHAPE was the BILL = {Straight and slender} OR {Straight and thick} OR {Conical and slender} OR {Unknown} AND
What LENGTH was the BILL = {Long} OR {Very long} OR {Unknown} AND
What FACIAL or HEAD features were noted if any = {NONE or a PLAIN unmarked FACE} OR {Unknown} AND
How BIG was the bird = {Pigeon-sized} OR {Crow-sized} AND
<What TYPE of bird was seen> = {Sandpiper-like} OR {Long-legged wader} AND
<WHERE was the bird seen> = {Northeastern Canada or United States} OR {Southeastern United States} OR {Southwestern United States}
THEN
American Oystercatcher (Confidence: 2)